Categories: Trojan

Trojan.Win32.Ekstak.alyov malicious file

The Trojan.Win32.Ekstak.alyov is considered dangerous by lots of security experts. When this infection is active, you may notice unwanted processes in Task Manager list. In this case, it is adviced to scan your computer with GridinSoft Anti-Malware.

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What Trojan.Win32.Ekstak.alyov virus can do?

  • Behavioural detection: Executable code extraction – unpacking
  • SetUnhandledExceptionFilter detected (possible anti-debug)
  • Yara rule detections observed from a process memory dump/dropped files/CAPE
  • Creates RWX memory
  • Dynamic (imported) function loading detected
  • Reads data out of its own binary image
  • CAPE extracted potentially suspicious content
  • Drops a binary and executes it
  • The binary contains an unknown PE section name indicative of packing
  • Authenticode signature is invalid
  • Uses Windows utilities for basic functionality
  • Behavioural detection: Transacted Hollowing
  • Likely virus infection of existing system binary

How to determine Trojan.Win32.Ekstak.alyov?


File Info:

name: 99F242BFAD4A075F6C9F.mlwpath: /opt/CAPEv2/storage/binaries/2397be0ab8667a1af6f57edf40aa723095b237d7cad198969c0c10ceef55e3dfcrc32: 563FA688md5: 99f242bfad4a075f6c9fe5a2adce1e5dsha1: d396c47c08304bf13da458949d50e48b03c4a53fsha256: 2397be0ab8667a1af6f57edf40aa723095b237d7cad198969c0c10ceef55e3dfsha512: cfcf62044c594c60aadf59e59b5cc95b1177212a50a876882c4e516a43c25b3c4fe0805717a68f5fa180ea8332e2d9b9bdc56cb42e4eac0d4f1dd2720f2ac9f2ssdeep: 98304:LbFfqdjc9iS8hd6rl9MD1KhjF76q/O+cFaUyyi3jbJNL0WIgKsD1lC0jAzS:Pt38hd6p/OWOhFavRRNggFDnnjA2type: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T1D73633D7C220863AD43C5A755F3378737D529BB7C928CE62219A0B9E0C9661399CB733sha3_384: 4f5259b090e11051596ab2b0e053d7c4aa1c34bdd821ce792db02ec8e0303388e34beaa161c0afa8e28d576aab8cbbc2ep_bytes: 558bec83c4cc53565733c08945f08945timestamp: 1992-06-19 22:22:17

Version Info:

Comments: This installation was built with Inno Setup.CompanyName: FileDescription: Secure Wipe FileVersion: LegalCopyright: Translation: 0x0409 0x04e4

Trojan.Win32.Ekstak.alyov also known as:

MicroWorld-eScan Gen:Variant.Cerbu.139911
FireEye Gen:Variant.Cerbu.139911
ALYac Gen:Variant.Cerbu.139911
Cylance Unsafe
Sangfor Trojan.Win32.Ekstak.gen
K7AntiVirus Trojan ( 005722f11 )
K7GW Trojan ( 005722f11 )
Symantec Trojan.Gen.2
ESET-NOD32 a variant of Win32/TrojanDropper.Agent.SLC
TrendMicro-HouseCall TROJ_GEN.R002H0DDM22
Kaspersky Trojan.Win32.Ekstak.alyov
BitDefender Gen:Variant.Cerbu.139911
Avast Win32:Adware-gen [Adw]
Ad-Aware Gen:Variant.Cerbu.139911
Emsisoft Gen:Variant.Cerbu.139911 (B)
Microsoft Trojan:Win32/Wacatac.B!ml
ZoneAlarm Trojan.Win32.Ekstak.alyov
GData Win32.Backdoor.Bodelph.LXHSMG
Cynet Malicious (score: 100)
AhnLab-V3 Adware/Win.Adware-gen.R487281
McAfee Artemis!99F242BFAD4A
Malwarebytes Adware.DownloadAssistant
MAX malware (ai score=80)
AVG Win32:Adware-gen [Adw]

How to remove Trojan.Win32.Ekstak.alyov?

  • Download and install GridinSoft Anti-Malware.
  • Open GridinSoft Anti-Malware and perform a “Standard scan“.
  • Move to quarantine” all items.
  • Open “Tools” tab – Press “Reset Browser Settings“.
  • Select proper browser and options – Click “Reset”.
  • Restart your computer.
Paul Valéry

I'm a cyber security analyst and data science expert with 5+ years of experience with security software contractors.

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